Avanna is a celtic-themed Vocaloid3 voicebank by Zero-G. She was released on December 22, 2012. During the Vocaloid3 announcements, Zero-G were revealed to be working on a male and female Celtic themed Vocaloid pair. She was expected summer 2012,however was delayed originally because of a quality related issue.She was confirmed in August 2012 and her status was noted as "almost complete".